diff --git a/toolchain/gcc/Config.in b/toolchain/gcc/Config.in
index b00df227a4..ff38c29cab 100644
--- a/toolchain/gcc/Config.in
+++ b/toolchain/gcc/Config.in
@@ -155,6 +155,7 @@ config BR2_GCC_CROSS_CXX
 config BR2_GCC_CROSS_FORTRAN
 	bool "Fortran cross-compiler support"
 	default n
+	depends on !BR2_avr32
 	help
 	  Build a Fortran cross-compiler